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University of California, Berkeley | |||||
Jepson Herbarium | |||||
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Jepson eFlora: Taxon page
Key to families | Table of families and genera |
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Index to accepted names and synonyms: | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | |
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Family: Fabaceae (Leguminosae) | View Description | Dichotomous Key |
Genus: Astragalus | View Description | Dichotomous Key |
Species: | View Description | Dichotomous Key |
Higher Taxonomy
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Astragalus nutans M.E. Jones NATIVE Habit: Annual, +- perennial herb; minutely strigose. Stem: prostrate to erect, 6--15 cm. Leaf: 2--8 cm; leaflets 7--13, 5--15 mm, +- narrowly elliptic or obovate, tips acute or shallowly notched. Inflorescence: flowers 6--10, ascending to reflexed. Flower: petals pink-purple, wing tips often paler, banner 7.8--10.4, recurved +- 90°, keel 5.9--6.6 mm. Fruit: spreading, 15--25 mm, 11--15 mm wide, ovate, bladdery, sparsely strigose, rarely +- glabrous, thinly papery; beak compressed side-to-side, widely triangular; chamber 1; ovules 19--24, suspended from flange 1--2.5 mm wide. Chromosomes: 2n=22. Ecology: Sandy flats, washes of desert foothills, with Larrea, Yucca; Elevation: 450--2000 m. Bioregional Distribution: se DMtns, DSon. Flowering Time: Mar--Jun(Oct) eFlora Treatment Author: Martin F. Wojciechowski & Richard Spellenberg Unabridged Reference: Barneby 1964 Mem New York Bot Gard 20:1--1188; Isely 1998 Native and Naturalized Leguminosae (Fabaceae) of the United States Jepson Online Interchange Listed on CNPS Rare Plant Inventory Previous taxon: Astragalus newberryi var. newberryi Next taxon: Astragalus nuttallianus | ![]() |
Citation for this treatment: Martin F. Wojciechowski & Richard Spellenberg 2012, Astragalus nutans, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=14959, accessed on April 24, 2018. Citation for the whole project: Jepson Flora Project (eds.) 2018, Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on April 24, 2018. More photos of Astragalus nutans in CalPhotos
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